When you choose Cooper&Hunter products for your home or business, you gain professional technical support from our heating and cooling experts. Product manuals, troubleshooting guides and warranty details are available 24/7 on our website. But if you need more, we’re available to answer your questions, offer helpful advice and point you in the right direction to make sure that your purchase serves you well. Cooper&Hunter Technical Support is available at (786) 953-6706 Monday through Friday, 9am to 5pm, Eastern Standard Time to provide one-on-one assistance and warranty support in 5 languages, including English, Spanish, Mandarin, Russian, and Ukrainian.